11412220312 has 16 divisors (see below), whose sum is σ = 21444135840. Its totient is φ = 5693784096.

The previous prime is 11412220307. The next prime is 11412220327. The reversal of 11412220312 is 21302221411.

It is a self number, because there is not a number n which added to its sum of digits gives 11412220312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1536823 + ... + 1544230.

It is an arithmetic number, because the mean of its divisors is an integer number (1340258490).

Almost surely, 2^11412220312 is an apocalyptic number.

It is an amenable number.

11412220312 is a deficient number, since it is larger than the sum of its proper divisors (10031915528).

11412220312 is a wasteful number, since it uses less digits than its factorization.

11412220312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3081522 (or 3081518 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 11412220312 its reverse (21302221411), we get a palindrome (32714441723).

The spelling of 11412220312 in words is "eleven billion, four hundred twelve million, two hundred twenty thousand, three hundred twelve".